Home / 5,383.08-7,431.46-3,623.96

Finding the Fourth Proportional to 5,383.08, 7,431.46 and 3,623.96

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Solution

The fourth proportional to 5,383.08, 7,431.46 and 3,623.96 is: 5,002.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.08 : 7,431.46 = 3,623.96 : x
  2. Step 2: Convert to fraction form
    5,383.08/7,431.46 = 3,623.96/x
  3. Step 3: Cross multiply
    5,383.08x = 7,431.46 × 3,623.96
  4. Step 4: Simplify right side
    5,383.08x = 26,931,313.78
  5. Step 5: Solve for x
    x = 26,931,313.78/5,383.08
  6. Step 6: Final answer
    x = 5,002.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.